Maker Function Initialization

#include <cstdio>

class Bar
{
public:
  // Conster & Dester
  Bar() { printf("Bar %x is constructed\n", this); }
  ~Bar() { printf("Bar %x is destructed\n", this); }

  //Copier
  Bar(const Bar& bar)
  {
    printf("Bar is copied (copy constructor is called): "
       "%x -> %x\n", &bar, this);
  }
  const Bar& operator=(const Bar& rhs)
  {
    printf("Bar is assigned (operator= is called)\n");
    return rhs;
  }
};

Bar makeBar_val()
{
  printf("makeBar_val called\n");
  return Bar();
}

int main()
{
  printf("Before makeBar_val is called\n");
  Bar bar(makeBar_val());
  printf("After makeBar_val is called, got %x\n", &bar);
}